Perhaps you should try some spelling variations:
development center » development centre, development chapter, development career
oecd development » child development, based development, oriented development
context working » contexts working, content working, contents working
center working » centred working, century working, inter working
working papers » working paper

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( oecd development center working papers ) OR ( oecd development context working papers ))".
• Adding a wildcard symbol may retrieve word variants: (( oecd development center working papers ) OR ( oecd development context working papers ))*.